

@article {4138,
	title = {{Monitoring of waterborne pathogens in surface waters in Amsterdam, the Netherlands, and the potential health risk associated with exposure to Cryptosporidium and Giardia in these waters}},
	journal = {Appl. Environ. Microbiol},
	volume = {74},
	year = {2008},
	pages = {2069{\textendash}2078},
	author = {Schets, FM and van Wijnen, JH and Schijven, JF and Schoon, H and A M De Roda Husman}
}
